Hydraulic Radius of a Pipe
Hydraulic radius, abbreviated as \(r_h\), is the area cross-section of water in a pipe or channel divided by the wetting perimeter.
Article Links
- Hydraulic Radius of a Partially Full Pipe (Less than Half Full)
- Hydraulic Radius of a Partially Full Pipe (More than Half Full)
Hydraulic radius of a Pipe formula |
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\(\large{ r_h = \frac { A_c } { P_w } }\) | ||
Symbol | English | Metric |
\(\large{ r_h }\) = hydraulic radius | \(\large{ in }\) | \(\large{ mm }\) |
\(\large{ A_c }\) = area cross-section of flow | \(\large{ in^2 }\) | \(\large{ mm^2 }\) |
\(\large{ P_w }\) = wetting perimeter | \(\large{ in }\) | \(\large{ mm }\) |